upd78f0114m6gb-8es Renesas Electronics Corporation., upd78f0114m6gb-8es Datasheet - Page 373

• Manufacturer Part Number: upd78f0114m6gb-8es
• Description: 8-bit Single-chip Microcontrollers
• Manufacturer: Renesas Electronics Corporation.

POC detection voltage
LVI detection voltage
Supply voltage (V
Internal reset signal
Notes 1.
Remark <1> to <8> in Figure 21-4 above correspond to <1> to <8> in the description of “when starting operation”
POC reset signal
(set by software)
(set by software)
(set by software)
(set by software)
LVI reset signal
LVIRF flag
LVIMD flag
2.
3.
LVIMK flag
LVION flag
LVIE flag
LVIF flag
in 21.4 (1) When used as reset.
The LVIMK flag is set to “1” by RESET input.
The LVIF flag may be set (1).
LVIRF is bit 0 of the reset control flag register (RESF). For details of RESF, see CHAPTER 18
RESET FUNCTION.
(V
(V
Note 3
Figure 21-4. Timing of Low-Voltage Detector Internal Reset Signal Generation
POC
DD
LVI
)
)
)
<2>
H
Note 2
<1>
<3>
Note 1
<5>
<7>
<4> 2 ms or longer
<8>
CHAPTER 21 LOW-VOLTAGE DETECTOR
<6> 0.2 ms or longer
Not cleared
Not cleared
Not cleared
User’s Manual U16227EJ3V0UD
Cleared by
software
Not cleared
Not cleared
Not cleared
Cleared by
software
Clear
Clear
Clear
Clear
Time
373